§ 29.2 - Approved portable coal dust/rock dust analyzers and continuous duty, warning light, portable methane detectors.

Related Notices
- 94-29121. Proposed rule. 94-29121. Testing and Evaluation by Nationally Recognized Testing Laboratories and Use of Equivalent Testing and Evaluation Requirements; Proposed Rule DEPARTMENT OF LABOR

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On and after the effective date of this part, portable coal dust/rock dust analyzers and continuous duty, warning light, portable methane detectors shall be considered to be approved for use in coal mines where such instruments are: (a) The same in all respects as those portable coal dust/rock dust analyzers and continuous duty, warning light, portable methane detectors which have been approved as meeting the minimum requirements for performance prescribed in this Part 29; and (b) maintained in an approved condition.

                    
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